Commit | Line | Data |
---|---|---|
c7e35b03 JR |
1 | /* |
2 | * Copyright (C) 2014 - Jonathan Rajotte <jonathan.r.julien@gmail.com> | |
3 | * - Olivier Cotte <olivier.cotte@polymtl.ca> | |
e10b6a1c | 4 | * Copyright (C) 2016 - Jérémie Galarneau <jeremie.galarneau@efficios.com> |
c7e35b03 JR |
5 | * |
6 | * This program is free software; you can redistribute it and/or modify it | |
7 | * under the terms of the GNU General Public License, version 2 only, as | |
8 | * published by the Free Software Foundation. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, but WITHOUT | |
11 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
12 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
13 | * more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License along with | |
16 | * this program; if not, write to the Free Software Foundation, Inc., 51 | |
17 | * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 | */ | |
19 | ||
6c1c0768 | 20 | #define _LGPL_SOURCE |
f40ef1d5 | 21 | #include <common/config/session-config.h> |
50534d6f | 22 | #include <lttng/snapshot-internal.h> |
c7e35b03 JR |
23 | #include "mi-lttng.h" |
24 | ||
5e18ec73 JR |
25 | #include <assert.h> |
26 | ||
e10b6a1c JG |
27 | #define MI_SCHEMA_MAJOR_VERSION 3 |
28 | #define MI_SCHEMA_MINOR_VERSION 0 | |
29 | ||
30 | /* Machine interface namespace URI */ | |
31 | const char * const mi_lttng_xmlns = "xmlns"; | |
32 | const char * const mi_lttng_ns_uri = "http://lttng.org/xml/ns/lttng-mi"; | |
33 | const char * const mi_lttng_xmlns_xsi = "xmlns:xsi"; | |
34 | const char * const mi_lttng_w3_schema_uri = "http://www.w3.org/2001/XMLSchema-instance"; | |
35 | const char * const mi_lttng_schema_location = "xsi:schemaLocation"; | |
36 | const char * const mi_lttng_schema_location_uri = | |
37 | "http://lttng.org/xml/ns/lttng-mi" " " | |
38 | "http://lttng.org/xml/schemas/lttng-mi/" XSTR(MI_SCHEMA_MAJOR_VERSION) | |
39 | "/lttng-mi-" XSTR(MI_SCHEMA_MAJOR_VERSION) "." | |
40 | XSTR(MI_SCHEMA_MINOR_VERSION) ".xsd"; | |
41 | const char * const mi_lttng_schema_version = "schemaVersion"; | |
42 | const char * const mi_lttng_schema_version_value = XSTR(MI_SCHEMA_MAJOR_VERSION) | |
43 | "." XSTR(MI_SCHEMA_MINOR_VERSION); | |
44 | ||
c7e35b03 JR |
45 | /* Strings related to command */ |
46 | const char * const mi_lttng_element_command = "command"; | |
f4a088f7 JRJ |
47 | const char * const mi_lttng_element_command_action = "snapshot_action"; |
48 | const char * const mi_lttng_element_command_add_context = "add-context"; | |
49 | const char * const mi_lttng_element_command_calibrate = "calibrate"; | |
50 | const char * const mi_lttng_element_command_create = "create"; | |
51 | const char * const mi_lttng_element_command_destroy = "destroy"; | |
52 | const char * const mi_lttng_element_command_disable_channel = "disable-channel"; | |
53 | const char * const mi_lttng_element_command_disable_event = "disable-event"; | |
54 | const char * const mi_lttng_element_command_enable_channels = "enable-channel"; | |
89476427 | 55 | const char * const mi_lttng_element_command_enable_event = "enable-event"; |
c7e35b03 | 56 | const char * const mi_lttng_element_command_list = "list"; |
1734c658 | 57 | const char * const mi_lttng_element_command_load = "load"; |
f4a088f7 JRJ |
58 | const char * const mi_lttng_element_command_name = "name"; |
59 | const char * const mi_lttng_element_command_output = "output"; | |
60 | const char * const mi_lttng_element_command_save = "save"; | |
61 | const char * const mi_lttng_element_command_set_session = "set-session"; | |
62 | const char * const mi_lttng_element_command_snapshot = "snapshot"; | |
63 | const char * const mi_lttng_element_command_snapshot_add = "add_snapshot"; | |
64 | const char * const mi_lttng_element_command_snapshot_del = "del_snapshot"; | |
65 | const char * const mi_lttng_element_command_snapshot_list = "list_snapshot"; | |
66 | const char * const mi_lttng_element_command_snapshot_record = "record_snapshot"; | |
1cfc0bc8 | 67 | const char * const mi_lttng_element_command_start = "start"; |
e5b83100 | 68 | const char * const mi_lttng_element_command_stop = "stop"; |
1734c658 | 69 | const char * const mi_lttng_element_command_success = "success"; |
ccf10263 MD |
70 | const char * const mi_lttng_element_command_track = "track"; |
71 | const char * const mi_lttng_element_command_untrack = "untrack"; | |
f4a088f7 | 72 | const char * const mi_lttng_element_command_version = "version"; |
c7e35b03 | 73 | |
1734c658 | 74 | /* Strings related to version command */ |
c7e35b03 | 75 | const char * const mi_lttng_element_version = "version"; |
314d5222 | 76 | const char * const mi_lttng_element_version_commit = "commit"; |
f4a088f7 | 77 | const char * const mi_lttng_element_version_description = "description"; |
c7e35b03 | 78 | const char * const mi_lttng_element_version_license = "license"; |
f4a088f7 JRJ |
79 | const char * const mi_lttng_element_version_major = "major"; |
80 | const char * const mi_lttng_element_version_minor = "minor"; | |
c7e35b03 | 81 | const char * const mi_lttng_element_version_patch_level = "patchLevel"; |
f4a088f7 JRJ |
82 | const char * const mi_lttng_element_version_str = "string"; |
83 | const char * const mi_lttng_element_version_web = "url"; | |
1734c658 | 84 | |
5e18ec73 JR |
85 | /* String related to a lttng_event_field */ |
86 | const char * const mi_lttng_element_event_field = "event_field"; | |
87 | const char * const mi_lttng_element_event_fields = "event_fields"; | |
88 | ||
89b72577 JRJ |
89 | /* String related to lttng_event_context */ |
90 | const char * const mi_lttng_context_type_perf_counter = "PERF_COUNTER"; | |
91 | const char * const mi_lttng_context_type_perf_cpu_counter = "PERF_CPU_COUNTER"; | |
92 | const char * const mi_lttng_context_type_perf_thread_counter = "PERF_THREAD_COUNTER"; | |
93 | ||
94 | /* String related to lttng_event_perf_counter_ctx */ | |
95 | const char * const mi_lttng_element_perf_counter_context = "perf_counter_context"; | |
96 | ||
f4a088f7 | 97 | /* Strings related to pid */ |
bf239d4c | 98 | const char * const mi_lttng_element_pid_id = "id"; |
f4a088f7 JRJ |
99 | |
100 | /* Strings related to save command */ | |
101 | const char * const mi_lttng_element_save = "save"; | |
102 | ||
103 | /* Strings related to load command */ | |
104 | const char * const mi_lttng_element_load = "load"; | |
105 | ||
5e18ec73 | 106 | /* General elements of mi_lttng */ |
f4a088f7 JRJ |
107 | const char * const mi_lttng_element_empty = ""; |
108 | const char * const mi_lttng_element_id = "id"; | |
109 | const char * const mi_lttng_element_nowrite = "nowrite"; | |
110 | const char * const mi_lttng_element_success = "success"; | |
5e18ec73 JR |
111 | const char * const mi_lttng_element_type_enum = "ENUM"; |
112 | const char * const mi_lttng_element_type_float = "FLOAT"; | |
f4a088f7 JRJ |
113 | const char * const mi_lttng_element_type_integer = "INTEGER"; |
114 | const char * const mi_lttng_element_type_other = "OTHER"; | |
5e18ec73 | 115 | const char * const mi_lttng_element_type_string = "STRING"; |
5e18ec73 JR |
116 | |
117 | /* String related to loglevel */ | |
118 | const char * const mi_lttng_loglevel_str_alert = "TRACE_ALERT"; | |
119 | const char * const mi_lttng_loglevel_str_crit = "TRACE_CRIT"; | |
120 | const char * const mi_lttng_loglevel_str_debug = "TRACE_DEBUG"; | |
121 | const char * const mi_lttng_loglevel_str_debug_function = "TRACE_DEBUG_FUNCTION"; | |
122 | const char * const mi_lttng_loglevel_str_debug_line = "TRACE_DEBUG_LINE"; | |
123 | const char * const mi_lttng_loglevel_str_debug_module = "TRACE_DEBUG_MODULE"; | |
124 | const char * const mi_lttng_loglevel_str_debug_process = "TRACE_DEBUG_PROCESS"; | |
125 | const char * const mi_lttng_loglevel_str_debug_program = "TRACE_DEBUG_PROGRAM"; | |
126 | const char * const mi_lttng_loglevel_str_debug_system = "TRACE_DEBUG_SYSTEM"; | |
127 | const char * const mi_lttng_loglevel_str_debug_unit = "TRACE_DEBUG_UNIT"; | |
128 | const char * const mi_lttng_loglevel_str_emerg = "TRACE_EMERG"; | |
129 | const char * const mi_lttng_loglevel_str_err = "TRACE_ERR"; | |
130 | const char * const mi_lttng_loglevel_str_info = "TRACE_INFO"; | |
131 | const char * const mi_lttng_loglevel_str_notice = "TRACE_NOTICE"; | |
132 | const char * const mi_lttng_loglevel_str_unknown = "UNKNOWN"; | |
133 | const char * const mi_lttng_loglevel_str_warning = "TRACE_WARNING"; | |
134 | ||
136f2f81 JRJ |
135 | /* String related to loglevel JUL */ |
136 | const char * const mi_lttng_loglevel_str_jul_all = "JUL_ALL"; | |
137 | const char * const mi_lttng_loglevel_str_jul_config = "JUL_CONFIG"; | |
138 | const char * const mi_lttng_loglevel_str_jul_fine = "JUL_FINE"; | |
139 | const char * const mi_lttng_loglevel_str_jul_finer = "JUL_FINER"; | |
140 | const char * const mi_lttng_loglevel_str_jul_finest = "JUL_FINEST"; | |
141 | const char * const mi_lttng_loglevel_str_jul_info = "JUL_INFO"; | |
142 | const char * const mi_lttng_loglevel_str_jul_off = "JUL_OFF"; | |
143 | const char * const mi_lttng_loglevel_str_jul_severe = "JUL_SEVERE"; | |
144 | const char * const mi_lttng_loglevel_str_jul_warning = "JUL_WARNING"; | |
145 | ||
970d848b DG |
146 | /* String related to loglevel LOG4J */ |
147 | const char * const mi_lttng_loglevel_str_log4j_off = "LOG4J_OFF"; | |
148 | const char * const mi_lttng_loglevel_str_log4j_fatal = "LOG4J_FATAL"; | |
149 | const char * const mi_lttng_loglevel_str_log4j_error = "LOG4J_ERROR"; | |
150 | const char * const mi_lttng_loglevel_str_log4j_warn = "LOG4J_WARN"; | |
151 | const char * const mi_lttng_loglevel_str_log4j_info = "LOG4J_INFO"; | |
152 | const char * const mi_lttng_loglevel_str_log4j_debug = "LOG4J_DEBUG"; | |
153 | const char * const mi_lttng_loglevel_str_log4j_trace = "LOG4J_TRACE"; | |
154 | const char * const mi_lttng_loglevel_str_log4j_all = "LOG4J_ALL"; | |
155 | ||
0e115563 DG |
156 | /* String related to loglevel Python */ |
157 | const char * const mi_lttng_loglevel_str_python_critical = "PYTHON_CRITICAL"; | |
158 | const char * const mi_lttng_loglevel_str_python_error = "PYTHON_ERROR"; | |
159 | const char * const mi_lttng_loglevel_str_python_warning = "PYTHON_WARNING"; | |
160 | const char * const mi_lttng_loglevel_str_python_info = "PYTHON_INFO"; | |
161 | const char * const mi_lttng_loglevel_str_python_debug = "PYTHON_DEBUG"; | |
162 | const char * const mi_lttng_loglevel_str_python_notset = "PYTHON_NOTSET"; | |
163 | ||
1734c658 | 164 | /* String related to loglevel type */ |
5e18ec73 JR |
165 | const char * const mi_lttng_loglevel_type_all = "ALL"; |
166 | const char * const mi_lttng_loglevel_type_range = "RANGE"; | |
167 | const char * const mi_lttng_loglevel_type_single = "SINGLE"; | |
168 | const char * const mi_lttng_loglevel_type_unknown = "UNKNOWN"; | |
169 | ||
7e66b1b0 JRJ |
170 | /* String related to lttng_calibrate */ |
171 | const char * const mi_lttng_element_calibrate = "calibrate"; | |
172 | const char * const mi_lttng_element_calibrate_function = "FUNCTION"; | |
173 | ||
50534d6f | 174 | /* String related to a lttng_snapshot_output */ |
50534d6f | 175 | const char * const mi_lttng_element_snapshot_ctrl_url = "ctrl_url"; |
f4a088f7 | 176 | const char * const mi_lttng_element_snapshot_data_url = "data_url"; |
50534d6f | 177 | const char * const mi_lttng_element_snapshot_max_size = "max_size"; |
f4a088f7 JRJ |
178 | const char * const mi_lttng_element_snapshot_n_ptr = "n_ptr"; |
179 | const char * const mi_lttng_element_snapshot_session_name = "session_name"; | |
180 | const char * const mi_lttng_element_snapshots = "snapshots"; | |
5e18ec73 | 181 | |
ebbf5ab7 | 182 | /* String related to track/untrack command */ |
ebbf5ab7 JR |
183 | const char * const mi_lttng_element_track_untrack_all_wildcard = "*"; |
184 | ||
185 | ||
136f2f81 JRJ |
186 | /* This is a merge of jul loglevel and regular loglevel |
187 | * Those should never overlap by definition | |
188 | * (see struct lttng_event loglevel) | |
189 | */ | |
ea75976a | 190 | LTTNG_HIDDEN |
970d848b | 191 | const char *mi_lttng_loglevel_string(int value, enum lttng_domain_type domain) |
5e18ec73 | 192 | { |
970d848b DG |
193 | switch (domain) { |
194 | case LTTNG_DOMAIN_KERNEL: | |
195 | case LTTNG_DOMAIN_UST: | |
196 | switch (value) { | |
197 | case -1: | |
198 | return mi_lttng_element_empty; | |
199 | case LTTNG_LOGLEVEL_EMERG: | |
200 | return mi_lttng_loglevel_str_emerg; | |
201 | case LTTNG_LOGLEVEL_ALERT: | |
202 | return mi_lttng_loglevel_str_alert; | |
203 | case LTTNG_LOGLEVEL_CRIT: | |
204 | return mi_lttng_loglevel_str_crit; | |
205 | case LTTNG_LOGLEVEL_ERR: | |
206 | return mi_lttng_loglevel_str_err; | |
207 | case LTTNG_LOGLEVEL_WARNING: | |
208 | return mi_lttng_loglevel_str_warning; | |
209 | case LTTNG_LOGLEVEL_NOTICE: | |
210 | return mi_lttng_loglevel_str_notice; | |
211 | case LTTNG_LOGLEVEL_INFO: | |
212 | return mi_lttng_loglevel_str_info; | |
213 | case LTTNG_LOGLEVEL_DEBUG_SYSTEM: | |
214 | return mi_lttng_loglevel_str_debug_system; | |
215 | case LTTNG_LOGLEVEL_DEBUG_PROGRAM: | |
216 | return mi_lttng_loglevel_str_debug_program; | |
217 | case LTTNG_LOGLEVEL_DEBUG_PROCESS: | |
218 | return mi_lttng_loglevel_str_debug_process; | |
219 | case LTTNG_LOGLEVEL_DEBUG_MODULE: | |
220 | return mi_lttng_loglevel_str_debug_module; | |
221 | case LTTNG_LOGLEVEL_DEBUG_UNIT: | |
222 | return mi_lttng_loglevel_str_debug_unit; | |
223 | case LTTNG_LOGLEVEL_DEBUG_FUNCTION: | |
224 | return mi_lttng_loglevel_str_debug_function; | |
225 | case LTTNG_LOGLEVEL_DEBUG_LINE: | |
226 | return mi_lttng_loglevel_str_debug_line; | |
227 | case LTTNG_LOGLEVEL_DEBUG: | |
228 | return mi_lttng_loglevel_str_debug; | |
229 | default: | |
230 | return mi_lttng_loglevel_str_unknown; | |
231 | } | |
232 | break; | |
233 | case LTTNG_DOMAIN_LOG4J: | |
234 | switch (value) { | |
235 | case -1: | |
236 | return mi_lttng_element_empty; | |
237 | case LTTNG_LOGLEVEL_LOG4J_OFF: | |
238 | return mi_lttng_loglevel_str_log4j_off; | |
239 | case LTTNG_LOGLEVEL_LOG4J_FATAL: | |
240 | return mi_lttng_loglevel_str_log4j_fatal; | |
241 | case LTTNG_LOGLEVEL_LOG4J_ERROR: | |
242 | return mi_lttng_loglevel_str_log4j_error; | |
243 | case LTTNG_LOGLEVEL_LOG4J_WARN: | |
244 | return mi_lttng_loglevel_str_log4j_warn; | |
245 | case LTTNG_LOGLEVEL_LOG4J_INFO: | |
246 | return mi_lttng_loglevel_str_log4j_info; | |
247 | case LTTNG_LOGLEVEL_LOG4J_DEBUG: | |
248 | return mi_lttng_loglevel_str_log4j_debug; | |
249 | case LTTNG_LOGLEVEL_LOG4J_TRACE: | |
250 | return mi_lttng_loglevel_str_log4j_trace; | |
251 | case LTTNG_LOGLEVEL_LOG4J_ALL: | |
252 | return mi_lttng_loglevel_str_log4j_all; | |
253 | default: | |
254 | return mi_lttng_loglevel_str_unknown; | |
255 | } | |
256 | break; | |
257 | case LTTNG_DOMAIN_JUL: | |
258 | switch (value) { | |
259 | case -1: | |
260 | return mi_lttng_element_empty; | |
261 | case LTTNG_LOGLEVEL_JUL_OFF: | |
262 | return mi_lttng_loglevel_str_jul_off; | |
263 | case LTTNG_LOGLEVEL_JUL_SEVERE: | |
264 | return mi_lttng_loglevel_str_jul_severe; | |
265 | case LTTNG_LOGLEVEL_JUL_WARNING: | |
266 | return mi_lttng_loglevel_str_jul_warning; | |
267 | case LTTNG_LOGLEVEL_JUL_INFO: | |
268 | return mi_lttng_loglevel_str_jul_info; | |
269 | case LTTNG_LOGLEVEL_JUL_CONFIG: | |
270 | return mi_lttng_loglevel_str_jul_config; | |
271 | case LTTNG_LOGLEVEL_JUL_FINE: | |
272 | return mi_lttng_loglevel_str_jul_fine; | |
273 | case LTTNG_LOGLEVEL_JUL_FINER: | |
274 | return mi_lttng_loglevel_str_jul_finer; | |
275 | case LTTNG_LOGLEVEL_JUL_FINEST: | |
276 | return mi_lttng_loglevel_str_jul_finest; | |
277 | case LTTNG_LOGLEVEL_JUL_ALL: | |
278 | return mi_lttng_loglevel_str_jul_all; | |
279 | default: | |
280 | return mi_lttng_loglevel_str_unknown; | |
281 | } | |
282 | break; | |
0e115563 DG |
283 | case LTTNG_DOMAIN_PYTHON: |
284 | switch (value) { | |
285 | case LTTNG_LOGLEVEL_PYTHON_CRITICAL: | |
286 | return mi_lttng_loglevel_str_python_critical; | |
287 | case LTTNG_LOGLEVEL_PYTHON_ERROR: | |
288 | return mi_lttng_loglevel_str_python_error; | |
289 | case LTTNG_LOGLEVEL_PYTHON_WARNING: | |
290 | return mi_lttng_loglevel_str_python_warning; | |
291 | case LTTNG_LOGLEVEL_PYTHON_INFO: | |
292 | return mi_lttng_loglevel_str_python_info; | |
293 | case LTTNG_LOGLEVEL_PYTHON_DEBUG: | |
294 | return mi_lttng_loglevel_str_python_debug; | |
295 | case LTTNG_LOGLEVEL_PYTHON_NOTSET: | |
296 | return mi_lttng_loglevel_str_python_notset; | |
297 | default: | |
298 | return mi_lttng_loglevel_str_unknown; | |
299 | } | |
300 | break; | |
5e18ec73 | 301 | } |
970d848b DG |
302 | |
303 | /* Reaching this means the domain is unknown. */ | |
304 | return mi_lttng_loglevel_str_unknown; | |
5e18ec73 JR |
305 | } |
306 | ||
ea75976a | 307 | LTTNG_HIDDEN |
5e18ec73 JR |
308 | const char *mi_lttng_logleveltype_string(enum lttng_loglevel_type value) |
309 | { | |
310 | switch (value) { | |
311 | case LTTNG_EVENT_LOGLEVEL_ALL: | |
312 | return mi_lttng_loglevel_type_all; | |
313 | case LTTNG_EVENT_LOGLEVEL_RANGE: | |
314 | return mi_lttng_loglevel_type_range; | |
315 | case LTTNG_EVENT_LOGLEVEL_SINGLE: | |
316 | return mi_lttng_loglevel_type_single; | |
317 | default: | |
318 | return mi_lttng_loglevel_type_unknown; | |
319 | } | |
320 | } | |
321 | ||
ea75976a | 322 | LTTNG_HIDDEN |
5e18ec73 JR |
323 | const char *mi_lttng_eventtype_string(enum lttng_event_type value) |
324 | { | |
325 | switch (value) { | |
326 | case LTTNG_EVENT_ALL: | |
327 | return config_event_type_all; | |
328 | case LTTNG_EVENT_TRACEPOINT: | |
329 | return config_event_type_tracepoint; | |
330 | case LTTNG_EVENT_PROBE: | |
331 | return config_event_type_probe; | |
332 | case LTTNG_EVENT_FUNCTION: | |
333 | return config_event_type_function; | |
334 | case LTTNG_EVENT_FUNCTION_ENTRY: | |
335 | return config_event_type_function_entry; | |
336 | case LTTNG_EVENT_SYSCALL: | |
337 | return config_event_type_syscall; | |
338 | case LTTNG_EVENT_NOOP: | |
339 | return config_event_type_noop; | |
340 | default: | |
341 | return mi_lttng_element_empty; | |
342 | } | |
343 | } | |
344 | ||
ea75976a | 345 | LTTNG_HIDDEN |
89b72577 JRJ |
346 | const char *mi_lttng_event_contexttype_string(enum lttng_event_context_type val) |
347 | { | |
348 | switch (val) { | |
349 | case LTTNG_EVENT_CONTEXT_PID: | |
350 | return config_event_context_pid; | |
351 | case LTTNG_EVENT_CONTEXT_PERF_COUNTER: | |
352 | return mi_lttng_context_type_perf_counter; | |
353 | case LTTNG_EVENT_CONTEXT_PERF_THREAD_COUNTER: | |
354 | return mi_lttng_context_type_perf_thread_counter; | |
355 | case LTTNG_EVENT_CONTEXT_PERF_CPU_COUNTER: | |
356 | return mi_lttng_context_type_perf_cpu_counter; | |
357 | case LTTNG_EVENT_CONTEXT_PROCNAME: | |
358 | return config_event_context_procname; | |
359 | case LTTNG_EVENT_CONTEXT_PRIO: | |
360 | return config_event_context_prio; | |
361 | case LTTNG_EVENT_CONTEXT_NICE: | |
362 | return config_event_context_nice; | |
363 | case LTTNG_EVENT_CONTEXT_VPID: | |
364 | return config_event_context_vpid; | |
365 | case LTTNG_EVENT_CONTEXT_TID: | |
366 | return config_event_context_tid; | |
367 | case LTTNG_EVENT_CONTEXT_VTID: | |
368 | return config_event_context_vtid; | |
369 | case LTTNG_EVENT_CONTEXT_PPID: | |
370 | return config_event_context_ppid; | |
371 | case LTTNG_EVENT_CONTEXT_VPPID: | |
372 | return config_event_context_vppid; | |
373 | case LTTNG_EVENT_CONTEXT_PTHREAD_ID: | |
374 | return config_event_context_pthread_id; | |
375 | case LTTNG_EVENT_CONTEXT_HOSTNAME: | |
376 | return config_event_context_hostname; | |
377 | case LTTNG_EVENT_CONTEXT_IP: | |
378 | return config_event_context_ip; | |
379 | default: | |
380 | return NULL; | |
381 | } | |
382 | } | |
383 | ||
ea75976a | 384 | LTTNG_HIDDEN |
5e18ec73 JR |
385 | const char *mi_lttng_eventfieldtype_string(enum lttng_event_field_type val) |
386 | { | |
387 | switch (val) { | |
388 | case(LTTNG_EVENT_FIELD_INTEGER): | |
389 | return mi_lttng_element_type_integer; | |
390 | case(LTTNG_EVENT_FIELD_ENUM): | |
391 | return mi_lttng_element_type_enum; | |
392 | case(LTTNG_EVENT_FIELD_FLOAT): | |
393 | return mi_lttng_element_type_float; | |
394 | case(LTTNG_EVENT_FIELD_STRING): | |
395 | return mi_lttng_element_type_string; | |
396 | default: | |
397 | return mi_lttng_element_type_other; | |
398 | } | |
399 | } | |
400 | ||
ea75976a | 401 | LTTNG_HIDDEN |
5e18ec73 JR |
402 | const char *mi_lttng_domaintype_string(enum lttng_domain_type value) |
403 | { | |
404 | /* Note: This is a *duplicate* of get_domain_str from bin/lttng/utils.c */ | |
405 | switch (value) { | |
406 | case LTTNG_DOMAIN_KERNEL: | |
407 | return config_domain_type_kernel; | |
408 | case LTTNG_DOMAIN_UST: | |
409 | return config_domain_type_ust; | |
410 | case LTTNG_DOMAIN_JUL: | |
411 | return config_domain_type_jul; | |
5cdb6027 DG |
412 | case LTTNG_DOMAIN_LOG4J: |
413 | return config_domain_type_log4j; | |
b789735e PP |
414 | case LTTNG_DOMAIN_PYTHON: |
415 | return config_domain_type_python; | |
5e18ec73 JR |
416 | default: |
417 | /* Should not have an unknown domain */ | |
418 | assert(0); | |
2855532e | 419 | return NULL; |
5e18ec73 JR |
420 | } |
421 | } | |
422 | ||
ea75976a | 423 | LTTNG_HIDDEN |
5e18ec73 JR |
424 | const char *mi_lttng_buffertype_string(enum lttng_buffer_type value) |
425 | { | |
426 | switch (value) { | |
427 | case LTTNG_BUFFER_PER_PID: | |
428 | return config_buffer_type_per_pid; | |
429 | case LTTNG_BUFFER_PER_UID: | |
430 | return config_buffer_type_per_uid; | |
431 | case LTTNG_BUFFER_GLOBAL: | |
432 | return config_buffer_type_global; | |
433 | default: | |
434 | /* Should not have an unknow buffer type */ | |
435 | assert(0); | |
2855532e | 436 | return NULL; |
5e18ec73 JR |
437 | } |
438 | } | |
439 | ||
ea75976a | 440 | LTTNG_HIDDEN |
7e66b1b0 JRJ |
441 | const char *mi_lttng_calibratetype_string(enum lttng_calibrate_type val) |
442 | { | |
443 | const char *ret; | |
444 | ||
445 | switch (val) { | |
446 | case LTTNG_CALIBRATE_FUNCTION: | |
447 | ret = mi_lttng_element_calibrate_function; | |
448 | break; | |
449 | default: | |
450 | ret = mi_lttng_element_empty; | |
451 | break; | |
452 | } | |
453 | return ret; | |
454 | } | |
455 | ||
c7e35b03 JR |
456 | LTTNG_HIDDEN |
457 | struct mi_writer *mi_lttng_writer_create(int fd_output, int mi_output_type) | |
458 | { | |
459 | struct mi_writer *mi_writer; | |
460 | ||
461 | mi_writer = zmalloc(sizeof(struct mi_writer)); | |
462 | if (!mi_writer) { | |
463 | PERROR("zmalloc mi_writer_create"); | |
464 | goto end; | |
465 | } | |
466 | if (mi_output_type == LTTNG_MI_XML) { | |
705bb62f | 467 | mi_writer->writer = config_writer_create(fd_output, 0); |
c7e35b03 JR |
468 | if (!mi_writer->writer) { |
469 | goto err_destroy; | |
470 | } | |
471 | mi_writer->type = LTTNG_MI_XML; | |
472 | } else { | |
473 | goto err_destroy; | |
474 | } | |
475 | ||
476 | end: | |
477 | return mi_writer; | |
478 | ||
479 | err_destroy: | |
480 | free(mi_writer); | |
481 | return NULL; | |
482 | } | |
483 | ||
484 | LTTNG_HIDDEN | |
485 | int mi_lttng_writer_destroy(struct mi_writer *writer) | |
486 | { | |
487 | int ret; | |
488 | ||
489 | if (!writer) { | |
490 | ret = -EINVAL; | |
491 | goto end; | |
492 | } | |
493 | ||
494 | ret = config_writer_destroy(writer->writer); | |
495 | if (ret < 0) { | |
496 | goto end; | |
497 | } | |
498 | ||
499 | free(writer); | |
500 | end: | |
501 | return ret; | |
502 | } | |
503 | ||
504 | LTTNG_HIDDEN | |
505 | int mi_lttng_writer_command_open(struct mi_writer *writer, const char *command) | |
506 | { | |
507 | int ret; | |
508 | ||
e10b6a1c JG |
509 | /* |
510 | * A command is always the MI's root node, it must declare the current | |
511 | * namespace and schema URIs and the schema's version. | |
512 | */ | |
513 | ret = config_writer_open_element(writer->writer, | |
514 | mi_lttng_element_command); | |
515 | if (ret) { | |
516 | goto end; | |
517 | } | |
518 | ||
519 | ret = config_writer_write_attribute(writer->writer, | |
520 | mi_lttng_xmlns, mi_lttng_ns_uri); | |
521 | if (ret) { | |
522 | goto end; | |
523 | } | |
524 | ||
525 | ret = config_writer_write_attribute(writer->writer, | |
526 | mi_lttng_xmlns_xsi, mi_lttng_w3_schema_uri); | |
c7e35b03 JR |
527 | if (ret) { |
528 | goto end; | |
529 | } | |
e10b6a1c JG |
530 | |
531 | ret = config_writer_write_attribute(writer->writer, | |
532 | mi_lttng_schema_location, | |
533 | mi_lttng_schema_location_uri); | |
534 | if (ret) { | |
535 | goto end; | |
536 | } | |
537 | ||
538 | ret = config_writer_write_attribute(writer->writer, | |
539 | mi_lttng_schema_version, | |
540 | mi_lttng_schema_version_value); | |
541 | if (ret) { | |
542 | goto end; | |
543 | } | |
544 | ||
c7e35b03 JR |
545 | ret = mi_lttng_writer_write_element_string(writer, |
546 | mi_lttng_element_command_name, command); | |
547 | end: | |
548 | return ret; | |
549 | } | |
550 | ||
551 | LTTNG_HIDDEN | |
552 | int mi_lttng_writer_command_close(struct mi_writer *writer) | |
553 | { | |
554 | return mi_lttng_writer_close_element(writer); | |
555 | } | |
556 | ||
557 | LTTNG_HIDDEN | |
558 | int mi_lttng_writer_open_element(struct mi_writer *writer, | |
559 | const char *element_name) | |
560 | { | |
561 | return config_writer_open_element(writer->writer, element_name); | |
562 | } | |
563 | ||
564 | LTTNG_HIDDEN | |
565 | int mi_lttng_writer_close_element(struct mi_writer *writer) | |
566 | { | |
567 | return config_writer_close_element(writer->writer); | |
568 | } | |
569 | ||
5e18ec73 JR |
570 | LTTNG_HIDDEN |
571 | int mi_lttng_close_multi_element(struct mi_writer *writer, | |
572 | unsigned int nb_element) | |
573 | { | |
574 | int ret, i; | |
575 | ||
576 | if (nb_element < 1) { | |
577 | ret = 0; | |
578 | goto end; | |
579 | } | |
580 | for (i = 0; i < nb_element; i++) { | |
581 | ret = mi_lttng_writer_close_element(writer); | |
582 | if (ret) { | |
583 | goto end; | |
584 | } | |
585 | } | |
586 | end: | |
587 | return ret; | |
588 | } | |
589 | ||
c7e35b03 JR |
590 | LTTNG_HIDDEN |
591 | int mi_lttng_writer_write_element_unsigned_int(struct mi_writer *writer, | |
592 | const char *element_name, uint64_t value) | |
593 | { | |
594 | return config_writer_write_element_unsigned_int(writer->writer, | |
595 | element_name, value); | |
596 | } | |
597 | ||
598 | LTTNG_HIDDEN | |
599 | int mi_lttng_writer_write_element_signed_int(struct mi_writer *writer, | |
600 | const char *element_name, int64_t value) | |
601 | { | |
602 | return config_writer_write_element_signed_int(writer->writer, | |
603 | element_name, value); | |
604 | } | |
605 | ||
606 | LTTNG_HIDDEN | |
607 | int mi_lttng_writer_write_element_bool(struct mi_writer *writer, | |
608 | const char *element_name, int value) | |
609 | { | |
610 | return config_writer_write_element_bool(writer->writer, | |
611 | element_name, value); | |
612 | } | |
613 | ||
614 | LTTNG_HIDDEN | |
615 | int mi_lttng_writer_write_element_string(struct mi_writer *writer, | |
616 | const char *element_name, const char *value) | |
617 | { | |
618 | return config_writer_write_element_string(writer->writer, | |
619 | element_name, value); | |
620 | } | |
621 | ||
622 | LTTNG_HIDDEN | |
623 | int mi_lttng_version(struct mi_writer *writer, struct mi_lttng_version *version, | |
624 | const char *lttng_description, const char *lttng_license) | |
625 | { | |
626 | int ret; | |
627 | ||
628 | /* Open version */ | |
629 | ret = mi_lttng_writer_open_element(writer, mi_lttng_element_version); | |
630 | if (ret) { | |
631 | goto end; | |
632 | } | |
633 | ||
634 | /* Version string (contain info like rc etc.) */ | |
635 | ret = mi_lttng_writer_write_element_string(writer, | |
782f3c61 | 636 | mi_lttng_element_version_str, version->version); |
c7e35b03 JR |
637 | if (ret) { |
638 | goto end; | |
639 | } | |
640 | ||
641 | /* Major version number */ | |
642 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
643 | mi_lttng_element_version_major, version->version_major); | |
644 | if (ret) { | |
645 | goto end; | |
646 | } | |
647 | ||
648 | /* Minor version number */ | |
649 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
650 | mi_lttng_element_version_minor, version->version_minor); | |
651 | if (ret) { | |
652 | goto end; | |
653 | } | |
654 | ||
314d5222 JRJ |
655 | /* Commit version number */ |
656 | ret = mi_lttng_writer_write_element_string(writer, | |
657 | mi_lttng_element_version_commit, version->version_commit); | |
658 | if (ret) { | |
659 | goto end; | |
660 | } | |
661 | ||
c7e35b03 JR |
662 | /* Patch number */ |
663 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
664 | mi_lttng_element_version_patch_level, version->version_patchlevel); | |
665 | if (ret) { | |
666 | goto end; | |
667 | } | |
668 | ||
669 | /* Name of the version */ | |
670 | ret = mi_lttng_writer_write_element_string(writer, | |
671 | config_element_name, version->version_name); | |
672 | if (ret) { | |
673 | goto end; | |
674 | } | |
675 | ||
676 | /* Description mostly related to beer... */ | |
677 | ret = mi_lttng_writer_write_element_string(writer, | |
678 | mi_lttng_element_version_description, lttng_description); | |
679 | if (ret) { | |
680 | goto end; | |
681 | } | |
682 | ||
683 | /* url */ | |
684 | ret = mi_lttng_writer_write_element_string(writer, | |
685 | mi_lttng_element_version_web, version->package_url); | |
686 | if (ret) { | |
687 | goto end; | |
688 | } | |
689 | ||
690 | /* License: free as in free beer...no...*speech* */ | |
691 | ret = mi_lttng_writer_write_element_string(writer, | |
692 | mi_lttng_element_version_license, lttng_license); | |
693 | if (ret) { | |
694 | goto end; | |
695 | } | |
696 | ||
697 | /* Close version element */ | |
698 | ret = mi_lttng_writer_close_element(writer); | |
699 | ||
700 | end: | |
701 | return ret; | |
702 | } | |
703 | ||
5e18ec73 JR |
704 | LTTNG_HIDDEN |
705 | int mi_lttng_sessions_open(struct mi_writer *writer) | |
706 | { | |
707 | return mi_lttng_writer_open_element(writer, config_element_sessions); | |
708 | } | |
709 | ||
c7e35b03 JR |
710 | LTTNG_HIDDEN |
711 | int mi_lttng_session(struct mi_writer *writer, | |
712 | struct lttng_session *session, int is_open) | |
713 | { | |
714 | int ret; | |
715 | ||
5e18ec73 JR |
716 | assert(session); |
717 | ||
718 | /* Open sessions element */ | |
c7e35b03 JR |
719 | ret = mi_lttng_writer_open_element(writer, |
720 | config_element_session); | |
721 | if (ret) { | |
722 | goto end; | |
723 | } | |
724 | ||
725 | /* Name of the session */ | |
726 | ret = mi_lttng_writer_write_element_string(writer, | |
727 | config_element_name, session->name); | |
728 | if (ret) { | |
729 | goto end; | |
730 | } | |
731 | ||
5e18ec73 | 732 | /* Path */ |
c7e35b03 JR |
733 | ret = mi_lttng_writer_write_element_string(writer, |
734 | config_element_path, session->path); | |
735 | if (ret) { | |
736 | goto end; | |
737 | } | |
738 | ||
5e18ec73 JR |
739 | /* Enabled ? */ |
740 | ret = mi_lttng_writer_write_element_bool(writer, | |
c7e35b03 JR |
741 | config_element_enabled, session->enabled); |
742 | if (ret) { | |
743 | goto end; | |
744 | } | |
745 | ||
5e18ec73 | 746 | /* Snapshot mode */ |
c7e35b03 JR |
747 | ret = mi_lttng_writer_write_element_unsigned_int(writer, |
748 | config_element_snapshot_mode, session->snapshot_mode); | |
749 | if (ret) { | |
750 | goto end; | |
751 | } | |
752 | ||
5e18ec73 | 753 | /* Live timer interval in usec */ |
c7e35b03 JR |
754 | ret = mi_lttng_writer_write_element_unsigned_int(writer, |
755 | config_element_live_timer_interval, | |
756 | session->live_timer_interval); | |
757 | if (ret) { | |
758 | goto end; | |
759 | } | |
760 | ||
761 | if (!is_open) { | |
762 | /* Closing session element */ | |
763 | ret = mi_lttng_writer_close_element(writer); | |
764 | } | |
765 | end: | |
766 | return ret; | |
767 | ||
768 | } | |
5e18ec73 JR |
769 | |
770 | LTTNG_HIDDEN | |
771 | int mi_lttng_domains_open(struct mi_writer *writer) | |
772 | { | |
773 | return mi_lttng_writer_open_element(writer, config_element_domains); | |
774 | } | |
775 | ||
776 | LTTNG_HIDDEN | |
777 | int mi_lttng_domain(struct mi_writer *writer, | |
778 | struct lttng_domain *domain, int is_open) | |
779 | { | |
780 | int ret = 0; | |
781 | const char *str_domain; | |
782 | const char *str_buffer; | |
783 | ||
784 | assert(domain); | |
785 | ||
786 | /* Open domain element */ | |
787 | ret = mi_lttng_writer_open_element(writer, config_element_domain); | |
788 | if (ret) { | |
789 | goto end; | |
790 | } | |
791 | ||
792 | /* Domain Type */ | |
793 | str_domain = mi_lttng_domaintype_string(domain->type); | |
794 | ret = mi_lttng_writer_write_element_string(writer, config_element_type, | |
795 | str_domain); | |
796 | if (ret) { | |
797 | goto end; | |
798 | } | |
799 | ||
800 | /* Buffer Type */ | |
801 | str_buffer= mi_lttng_buffertype_string(domain->buf_type); | |
802 | ret = mi_lttng_writer_write_element_string(writer, | |
803 | config_element_buffer_type, str_buffer); | |
804 | if (ret) { | |
805 | goto end; | |
806 | } | |
807 | ||
d813f89b JRJ |
808 | /* TODO: union attr |
809 | * This union is not currently used and was added for | |
810 | * future ust domain support. | |
811 | * Date: 25-06-2014 | |
812 | * */ | |
5e18ec73 JR |
813 | |
814 | if (!is_open) { | |
815 | /* Closing domain element */ | |
816 | ret = mi_lttng_writer_close_element(writer); | |
817 | } | |
818 | ||
819 | end: | |
820 | return ret; | |
821 | ||
822 | } | |
823 | ||
824 | LTTNG_HIDDEN | |
825 | int mi_lttng_channels_open(struct mi_writer *writer) | |
826 | { | |
827 | return mi_lttng_writer_open_element(writer, config_element_channels); | |
828 | } | |
829 | ||
830 | LTTNG_HIDDEN | |
831 | int mi_lttng_channel(struct mi_writer *writer, | |
832 | struct lttng_channel *channel, int is_open) | |
833 | { | |
834 | int ret = 0; | |
835 | ||
836 | assert(channel); | |
837 | ||
838 | /* Opening channel element */ | |
839 | ret = mi_lttng_writer_open_element(writer, config_element_channel); | |
840 | if (ret) { | |
841 | goto end; | |
842 | } | |
843 | ||
844 | /* Name */ | |
845 | ret = mi_lttng_writer_write_element_string(writer, config_element_name, | |
846 | channel->name); | |
847 | if (ret) { | |
848 | goto end; | |
849 | } | |
850 | ||
851 | /* Enabled ? */ | |
852 | ret = mi_lttng_writer_write_element_bool(writer, | |
853 | config_element_enabled, channel->enabled); | |
854 | if (ret) { | |
855 | goto end; | |
856 | } | |
857 | ||
858 | /* Attribute */ | |
859 | ret = mi_lttng_channel_attr(writer, &channel->attr); | |
860 | if (ret) { | |
861 | goto end; | |
862 | } | |
863 | ||
864 | if (!is_open) { | |
865 | /* Closing channel element */ | |
866 | ret = mi_lttng_writer_close_element(writer); | |
867 | if (ret) { | |
868 | goto end; | |
869 | } | |
870 | } | |
871 | end: | |
872 | return ret; | |
873 | } | |
874 | ||
875 | LTTNG_HIDDEN | |
876 | int mi_lttng_channel_attr(struct mi_writer *writer, | |
877 | struct lttng_channel_attr *attr) | |
878 | { | |
879 | int ret = 0; | |
880 | ||
881 | assert(attr); | |
882 | ||
883 | /* Opening Attributes */ | |
884 | ret = mi_lttng_writer_open_element(writer, config_element_attributes); | |
885 | if (ret) { | |
886 | goto end; | |
887 | } | |
888 | ||
889 | /* Overwrite */ | |
890 | ret = mi_lttng_writer_write_element_string(writer, | |
891 | config_element_overwrite_mode, | |
892 | attr->overwrite ? config_overwrite_mode_overwrite : | |
893 | config_overwrite_mode_discard); | |
894 | if (ret) { | |
895 | goto end; | |
896 | } | |
897 | ||
898 | /* Sub buffer size in byte */ | |
899 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
900 | config_element_subbuf_size, attr->subbuf_size); | |
901 | if (ret) { | |
902 | goto end; | |
903 | } | |
904 | ||
905 | /* Number of subbuffer (power of two) */ | |
906 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
907 | config_element_num_subbuf, | |
908 | attr->num_subbuf); | |
909 | if (ret) { | |
910 | goto end; | |
911 | } | |
912 | ||
913 | /* Switch timer interval in usec */ | |
914 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
915 | config_element_switch_timer_interval, | |
916 | attr->switch_timer_interval); | |
917 | if (ret) { | |
918 | goto end; | |
919 | } | |
920 | ||
921 | /* Read timer interval in usec */ | |
922 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
923 | config_element_read_timer_interval, | |
924 | attr->read_timer_interval); | |
925 | if (ret) { | |
926 | goto end; | |
927 | } | |
928 | ||
929 | /* Event output */ | |
930 | ret = mi_lttng_writer_write_element_string(writer, | |
931 | config_element_output_type, | |
932 | attr->output == LTTNG_EVENT_SPLICE ? | |
933 | config_output_type_splice : config_output_type_mmap); | |
934 | if (ret) { | |
935 | goto end; | |
936 | } | |
937 | ||
938 | /* Tracefile size in bytes */ | |
939 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
940 | config_element_tracefile_size, attr->tracefile_size); | |
941 | if (ret) { | |
942 | goto end; | |
943 | } | |
944 | ||
945 | /* Count of tracefiles */ | |
946 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
947 | config_element_tracefile_count, | |
948 | attr->tracefile_count); | |
949 | if (ret) { | |
950 | goto end; | |
951 | } | |
952 | ||
953 | /* Live timer interval in usec*/ | |
954 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
955 | config_element_live_timer_interval, | |
956 | attr->live_timer_interval); | |
957 | if (ret) { | |
958 | goto end; | |
959 | } | |
960 | ||
961 | /* Closing attributes */ | |
962 | ret = mi_lttng_writer_close_element(writer); | |
963 | if (ret) { | |
964 | goto end; | |
965 | } | |
966 | end: | |
967 | return ret; | |
968 | ||
969 | } | |
970 | ||
971 | LTTNG_HIDDEN | |
972 | int mi_lttng_event_common_attributes(struct mi_writer *writer, | |
973 | struct lttng_event *event) | |
974 | { | |
975 | int ret; | |
7b4aa11d | 976 | const char *filter_expression; |
5e18ec73 JR |
977 | |
978 | /* Open event element */ | |
979 | ret = mi_lttng_writer_open_element(writer, config_element_event); | |
980 | if (ret) { | |
981 | goto end; | |
982 | } | |
983 | ||
f4a088f7 | 984 | /* Event name */ |
5e18ec73 JR |
985 | ret = mi_lttng_writer_write_element_string(writer, |
986 | config_element_name, event->name); | |
987 | if (ret) { | |
988 | goto end; | |
989 | } | |
990 | ||
f4a088f7 | 991 | /* Event type */ |
5e18ec73 JR |
992 | ret = mi_lttng_writer_write_element_string(writer, |
993 | config_element_type, mi_lttng_eventtype_string(event->type)); | |
994 | if (ret) { | |
995 | goto end; | |
996 | } | |
997 | ||
f4a088f7 | 998 | /* Is event enabled */ |
5e18ec73 JR |
999 | ret = mi_lttng_writer_write_element_bool(writer, |
1000 | config_element_enabled, event->enabled); | |
1001 | if (ret) { | |
1002 | goto end; | |
1003 | } | |
1004 | ||
7b4aa11d PP |
1005 | /* Event filter expression */ |
1006 | ret = lttng_event_get_filter_string(event, &filter_expression); | |
7b4aa11d PP |
1007 | if (ret) { |
1008 | goto end; | |
1009 | } | |
1010 | ||
1011 | if (filter_expression) { | |
1012 | ret = mi_lttng_writer_write_element_string(writer, | |
654f9f5e JG |
1013 | config_element_filter_expression, |
1014 | filter_expression); | |
7b4aa11d PP |
1015 | if (ret) { |
1016 | goto end; | |
1017 | } | |
1018 | } | |
1019 | ||
5e18ec73 JR |
1020 | end: |
1021 | return ret; | |
1022 | } | |
1023 | ||
1024 | LTTNG_HIDDEN | |
1025 | int mi_lttng_event_tracepoint_loglevel(struct mi_writer *writer, | |
970d848b | 1026 | struct lttng_event *event, enum lttng_domain_type domain) |
5e18ec73 JR |
1027 | { |
1028 | int ret; | |
1029 | ||
f4a088f7 | 1030 | /* Event loglevel */ |
5e18ec73 | 1031 | ret = mi_lttng_writer_write_element_string(writer, |
970d848b DG |
1032 | config_element_loglevel, |
1033 | mi_lttng_loglevel_string(event->loglevel, domain)); | |
5e18ec73 JR |
1034 | if (ret) { |
1035 | goto end; | |
1036 | } | |
1037 | ||
f4a088f7 | 1038 | /* Log level type */ |
5e18ec73 JR |
1039 | ret = mi_lttng_writer_write_element_string(writer, |
1040 | config_element_loglevel_type, | |
1041 | mi_lttng_logleveltype_string(event->loglevel_type)); | |
1042 | if (ret) { | |
1043 | goto end; | |
1044 | } | |
1045 | ||
1046 | /* event exclusion filter */ | |
1047 | ret = mi_lttng_writer_write_element_bool(writer, | |
1048 | config_element_exclusion, event->exclusion); | |
1049 | if (ret) { | |
1050 | goto end; | |
1051 | } | |
1052 | ||
1053 | end: | |
1054 | return ret; | |
1055 | } | |
1056 | ||
1057 | LTTNG_HIDDEN | |
1058 | int mi_lttng_event_tracepoint_no_loglevel(struct mi_writer *writer, | |
1059 | struct lttng_event *event) | |
1060 | { | |
1061 | /* event exclusion filter */ | |
1062 | return mi_lttng_writer_write_element_bool(writer, | |
1063 | config_element_exclusion, event->exclusion); | |
1064 | } | |
1065 | ||
1066 | LTTNG_HIDDEN | |
1067 | int mi_lttng_event_function_probe(struct mi_writer *writer, | |
1068 | struct lttng_event *event) | |
1069 | { | |
1070 | int ret; | |
1071 | ||
3b4a6e40 JRJ |
1072 | ret = mi_lttng_writer_open_element(writer, config_element_attributes); |
1073 | if (ret) { | |
1074 | goto end; | |
1075 | } | |
1076 | ||
1077 | ret = mi_lttng_writer_open_element(writer, config_element_probe_attributes); | |
1078 | if (ret) { | |
1079 | goto end; | |
1080 | } | |
1081 | ||
5e18ec73 JR |
1082 | if (event->attr.probe.addr != 0) { |
1083 | /* event probe address */ | |
1084 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
1085 | config_element_address, event->attr.probe.addr); | |
1086 | if (ret) { | |
1087 | goto end; | |
1088 | } | |
1089 | } else { | |
1090 | /* event probe offset */ | |
1091 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
1092 | config_element_offset, event->attr.probe.offset); | |
1093 | if (ret) { | |
1094 | goto end; | |
1095 | } | |
1096 | ||
1097 | /* event probe symbol_name */ | |
1098 | ret = mi_lttng_writer_write_element_string(writer, | |
1099 | config_element_symbol_name, event->attr.probe.symbol_name); | |
1100 | if (ret) { | |
1101 | goto end; | |
1102 | } | |
1103 | } | |
3b4a6e40 JRJ |
1104 | |
1105 | /* Close probe_attributes and attributes */ | |
1106 | ret = mi_lttng_close_multi_element(writer, 2); | |
5e18ec73 JR |
1107 | end: |
1108 | return ret; | |
1109 | } | |
1110 | ||
1111 | LTTNG_HIDDEN | |
1112 | int mi_lttng_event_function_entry(struct mi_writer *writer, | |
1113 | struct lttng_event *event) | |
1114 | { | |
3b4a6e40 JRJ |
1115 | int ret; |
1116 | ||
1117 | ret = mi_lttng_writer_open_element(writer, config_element_attributes); | |
1118 | if (ret) { | |
1119 | goto end; | |
1120 | } | |
1121 | ||
1122 | ret = mi_lttng_writer_open_element(writer, config_element_probe_attributes); | |
1123 | if (ret) { | |
1124 | goto end; | |
1125 | } | |
1126 | ||
5e18ec73 | 1127 | /* event probe symbol_name */ |
3b4a6e40 | 1128 | ret = mi_lttng_writer_write_element_string(writer, |
5e18ec73 | 1129 | config_element_symbol_name, event->attr.ftrace.symbol_name); |
3b4a6e40 JRJ |
1130 | if (ret) { |
1131 | goto end; | |
1132 | } | |
1133 | ||
1134 | /* Close function_attributes and attributes */ | |
1135 | ret = mi_lttng_close_multi_element(writer, 2); | |
1136 | end: | |
1137 | return ret; | |
5e18ec73 JR |
1138 | } |
1139 | ||
1140 | LTTNG_HIDDEN | |
1141 | int mi_lttng_events_open(struct mi_writer *writer) | |
1142 | { | |
1143 | return mi_lttng_writer_open_element(writer, config_element_events); | |
1144 | } | |
1145 | ||
1146 | LTTNG_HIDDEN | |
1147 | int mi_lttng_event(struct mi_writer *writer, | |
970d848b | 1148 | struct lttng_event *event, int is_open, enum lttng_domain_type domain) |
5e18ec73 JR |
1149 | { |
1150 | int ret; | |
1151 | ||
1152 | ret = mi_lttng_event_common_attributes(writer, event); | |
1153 | if (ret) { | |
1154 | goto end; | |
1155 | } | |
1156 | ||
1157 | switch (event->type) { | |
5e18ec73 JR |
1158 | case LTTNG_EVENT_TRACEPOINT: |
1159 | { | |
1160 | if (event->loglevel != -1) { | |
970d848b | 1161 | ret = mi_lttng_event_tracepoint_loglevel(writer, event, domain); |
5e18ec73 JR |
1162 | } else { |
1163 | ret = mi_lttng_event_tracepoint_no_loglevel(writer, event); | |
1164 | } | |
1165 | break; | |
1166 | } | |
3b4a6e40 JRJ |
1167 | case LTTNG_EVENT_FUNCTION: |
1168 | /* Fallthrough */ | |
5e18ec73 JR |
1169 | case LTTNG_EVENT_PROBE: |
1170 | ret = mi_lttng_event_function_probe(writer, event); | |
1171 | break; | |
1172 | case LTTNG_EVENT_FUNCTION_ENTRY: | |
1173 | ret = mi_lttng_event_function_entry(writer, event); | |
1174 | break; | |
89476427 JRJ |
1175 | case LTTNG_EVENT_ALL: |
1176 | /* Fallthrough */ | |
5e18ec73 JR |
1177 | default: |
1178 | break; | |
1179 | } | |
1180 | ||
1181 | if (!is_open) { | |
1182 | ret = mi_lttng_writer_close_element(writer); | |
1183 | } | |
1184 | ||
1185 | end: | |
1186 | return ret; | |
1187 | } | |
1188 | ||
ebbf5ab7 JR |
1189 | LTTNG_HIDDEN |
1190 | int mi_lttng_trackers_open(struct mi_writer *writer) | |
1191 | { | |
1192 | return mi_lttng_writer_open_element(writer, config_element_trackers); | |
1193 | } | |
1194 | ||
1195 | LTTNG_HIDDEN | |
1196 | int mi_lttng_pid_tracker_open(struct mi_writer *writer) | |
1197 | { | |
1198 | int ret; | |
1199 | ||
1200 | /* Open element pid_tracker */ | |
1201 | ret = mi_lttng_writer_open_element(writer, config_element_pid_tracker); | |
1202 | if (ret) { | |
1203 | goto end; | |
1204 | } | |
1205 | ||
1206 | /* Open targets element */ | |
1207 | ret = mi_lttng_targets_open(writer); | |
1208 | end: | |
1209 | return ret; | |
1210 | } | |
1211 | ||
5e18ec73 JR |
1212 | LTTNG_HIDDEN |
1213 | int mi_lttng_pids_open(struct mi_writer *writer) | |
1214 | { | |
ebbf5ab7 JR |
1215 | return mi_lttng_writer_open_element(writer, config_element_pids); |
1216 | } | |
1217 | ||
bf239d4c JR |
1218 | /* |
1219 | * TODO: move the listing of pid for user agent to process semantic on | |
1220 | * mi api bump. The use of process element break the mi api. | |
1221 | */ | |
ebbf5ab7 | 1222 | LTTNG_HIDDEN |
bf239d4c | 1223 | int mi_lttng_pid(struct mi_writer *writer, pid_t pid , const char *name, |
5e18ec73 JR |
1224 | int is_open) |
1225 | { | |
1226 | int ret; | |
1227 | ||
bf239d4c JR |
1228 | /* Open pid process */ |
1229 | ret = mi_lttng_writer_open_element(writer, config_element_pid); | |
5e18ec73 JR |
1230 | if (ret) { |
1231 | goto end; | |
1232 | } | |
1233 | ||
1234 | /* Writing pid number */ | |
1235 | ret = mi_lttng_writer_write_element_signed_int(writer, | |
bf239d4c | 1236 | mi_lttng_element_pid_id, (int)pid); |
5e18ec73 JR |
1237 | if (ret) { |
1238 | goto end; | |
1239 | } | |
1240 | ||
1241 | /* Writing name of the process */ | |
ebbf5ab7 JR |
1242 | if (name) { |
1243 | ret = mi_lttng_writer_write_element_string(writer, config_element_name, | |
1244 | name); | |
1245 | if (ret) { | |
1246 | goto end; | |
1247 | } | |
1248 | } | |
1249 | ||
1250 | if (!is_open) { | |
1251 | /* Closing Pid */ | |
1252 | ret = mi_lttng_writer_close_element(writer); | |
1253 | } | |
1254 | ||
1255 | end: | |
1256 | return ret; | |
1257 | } | |
1258 | ||
1259 | LTTNG_HIDDEN | |
1260 | int mi_lttng_targets_open(struct mi_writer *writer) | |
1261 | { | |
1262 | return mi_lttng_writer_open_element(writer, | |
f95771e8 | 1263 | config_element_targets); |
ebbf5ab7 JR |
1264 | } |
1265 | ||
1266 | LTTNG_HIDDEN | |
1267 | int mi_lttng_pid_target(struct mi_writer *writer, pid_t pid, int is_open) | |
1268 | { | |
1269 | int ret; | |
1270 | ||
1271 | ret = mi_lttng_writer_open_element(writer, | |
f95771e8 | 1272 | config_element_target_pid); |
ebbf5ab7 JR |
1273 | if (ret) { |
1274 | goto end; | |
1275 | } | |
1276 | ||
1277 | /* Writing pid number | |
1278 | * Special case for element all on track untrack command | |
1279 | * All pid is represented as wildcard * | |
1280 | */ | |
1281 | if ((int) pid == -1) { | |
1282 | ret = mi_lttng_writer_write_element_string(writer, | |
1283 | config_element_pid, | |
1284 | mi_lttng_element_track_untrack_all_wildcard); | |
1285 | } else { | |
1286 | ret = mi_lttng_writer_write_element_signed_int(writer, | |
1287 | config_element_pid, (int) pid); | |
1288 | } | |
5e18ec73 JR |
1289 | if (ret) { |
1290 | goto end; | |
1291 | } | |
1292 | ||
1293 | if (!is_open) { | |
5e18ec73 | 1294 | ret = mi_lttng_writer_close_element(writer); |
ebbf5ab7 JR |
1295 | if (ret) { |
1296 | goto end; | |
1297 | } | |
5e18ec73 JR |
1298 | } |
1299 | ||
1300 | end: | |
1301 | return ret; | |
1302 | } | |
1303 | ||
1304 | LTTNG_HIDDEN | |
1305 | int mi_lttng_event_fields_open(struct mi_writer *writer) | |
1306 | { | |
1307 | return mi_lttng_writer_open_element(writer, mi_lttng_element_event_fields); | |
1308 | } | |
1309 | ||
1310 | LTTNG_HIDDEN | |
1311 | int mi_lttng_event_field(struct mi_writer *writer, | |
1312 | struct lttng_event_field *field) | |
1313 | { | |
1314 | int ret; | |
1315 | ||
1316 | if (!field->field_name[0]) { | |
5e18ec73 JR |
1317 | ret = 0; |
1318 | goto end; | |
1319 | } | |
1320 | ||
1321 | /* Open field */ | |
1322 | ret = mi_lttng_writer_open_element(writer, mi_lttng_element_event_field); | |
1323 | if (ret) { | |
1324 | goto end; | |
1325 | } | |
1326 | ||
1327 | if (!field->field_name[0]) { | |
1328 | goto close; | |
1329 | } | |
1330 | ||
1331 | /* Name */ | |
1332 | ret = mi_lttng_writer_write_element_string(writer, config_element_name, | |
1333 | field->field_name); | |
1334 | if (ret) { | |
1335 | goto end; | |
1336 | } | |
1337 | ||
1338 | /* Type */ | |
1339 | ret = mi_lttng_writer_write_element_string(writer, config_element_type, | |
1340 | mi_lttng_eventfieldtype_string(field->type)); | |
1341 | if (ret) { | |
1342 | goto end; | |
1343 | } | |
1344 | ||
1345 | /* nowrite */ | |
1346 | ret = mi_lttng_writer_write_element_signed_int(writer, | |
1347 | mi_lttng_element_nowrite, field->nowrite); | |
1348 | if (ret) { | |
1349 | goto end; | |
1350 | } | |
1351 | ||
1352 | close: | |
1353 | /* Close field element */ | |
1354 | ret = mi_lttng_writer_close_element(writer); | |
1355 | ||
1356 | end: | |
1357 | return ret; | |
1358 | } | |
7e66b1b0 JRJ |
1359 | |
1360 | LTTNG_HIDDEN | |
1361 | int mi_lttng_calibrate(struct mi_writer *writer, | |
1362 | struct lttng_calibrate *calibrate) | |
1363 | { | |
1364 | int ret; | |
1365 | ||
1366 | /* Open calibrate element */ | |
1367 | ret = mi_lttng_writer_open_element(writer, mi_lttng_element_calibrate); | |
1368 | if (ret) { | |
1369 | goto end; | |
1370 | } | |
1371 | ||
1372 | /* Calibration type */ | |
1373 | ret = mi_lttng_writer_write_element_string(writer, config_element_type, | |
1374 | mi_lttng_calibratetype_string(calibrate->type)); | |
1375 | if (ret) { | |
1376 | goto end; | |
1377 | } | |
1378 | ||
1379 | /* Closing calibrate element */ | |
1380 | ret = mi_lttng_writer_close_element(writer); | |
1381 | end: | |
1382 | return ret; | |
1383 | } | |
ccf10263 | 1384 | |
89b72577 JRJ |
1385 | LTTNG_HIDDEN |
1386 | int mi_lttng_context(struct mi_writer *writer, | |
1387 | struct lttng_event_context *context, int is_open) | |
1388 | { | |
1389 | int ret; | |
1390 | const char *type_string; | |
1391 | struct lttng_event_perf_counter_ctx *perf_context; | |
1392 | /* Open context */ | |
1393 | ret = mi_lttng_writer_open_element(writer , config_element_context); | |
1394 | if (ret) { | |
1395 | goto end; | |
1396 | } | |
1397 | ||
1398 | type_string = mi_lttng_event_contexttype_string(context->ctx); | |
1399 | if (!type_string) { | |
1400 | ret = -LTTNG_ERR_INVALID; | |
1401 | goto end; | |
1402 | } | |
1403 | ||
1404 | /* Print context type */ | |
1405 | ret = mi_lttng_writer_write_element_string(writer, config_element_type, | |
1406 | type_string); | |
1407 | ||
1408 | /* Special case for PERF_*_COUNTER | |
1409 | * print the lttng_event_perf_counter_ctx*/ | |
1410 | switch (context->ctx) { | |
1411 | case LTTNG_EVENT_CONTEXT_PERF_COUNTER: | |
1412 | case LTTNG_EVENT_CONTEXT_PERF_THREAD_COUNTER: | |
1413 | case LTTNG_EVENT_CONTEXT_PERF_CPU_COUNTER: | |
1414 | perf_context = &context->u.perf_counter; | |
1415 | ret = mi_lttng_perf_counter_context(writer, perf_context); | |
1416 | if (ret) { | |
1417 | goto end; | |
1418 | } | |
1419 | break; | |
1420 | default: | |
1421 | break; | |
1422 | } | |
1423 | ||
1424 | /* Close context */ | |
1425 | if (!is_open) { | |
1426 | ret = mi_lttng_writer_close_element(writer); | |
1427 | } | |
1428 | ||
1429 | end: | |
1430 | return ret; | |
1431 | } | |
1432 | ||
1433 | LTTNG_HIDDEN | |
1434 | int mi_lttng_perf_counter_context(struct mi_writer *writer, | |
1435 | struct lttng_event_perf_counter_ctx *perf_context) | |
1436 | { | |
1437 | int ret; | |
1438 | ||
1439 | /* Open perf_counter_context */ | |
1440 | ret = mi_lttng_writer_open_element(writer, | |
1441 | mi_lttng_element_perf_counter_context); | |
1442 | if (ret) { | |
1443 | goto end; | |
1444 | } | |
1445 | ||
1446 | /* Type */ | |
1447 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
1448 | config_element_type, perf_context->type); | |
1449 | if (ret) { | |
1450 | goto end; | |
1451 | } | |
1452 | ||
1453 | /* Config */ | |
1454 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
1455 | config_element_config, perf_context->config); | |
1456 | if (ret) { | |
1457 | goto end; | |
1458 | } | |
1459 | ||
1460 | /* Name of the perf counter */ | |
1461 | ret = mi_lttng_writer_write_element_string(writer, | |
1462 | config_element_name, perf_context->name); | |
1463 | if (ret) { | |
1464 | goto end; | |
1465 | } | |
1466 | ||
1467 | /* Close perf_counter_context */ | |
1468 | ret = mi_lttng_writer_close_element(writer); | |
1469 | end: | |
1470 | return ret; | |
1471 | } | |
50534d6f JRJ |
1472 | |
1473 | LTTNG_HIDDEN | |
1474 | int mi_lttng_snapshot_output_session_name(struct mi_writer *writer, | |
1475 | const char *session_name) | |
1476 | { | |
1477 | int ret; | |
1478 | ||
1479 | /* Open session element */ | |
1480 | ret = mi_lttng_writer_open_element(writer, config_element_session); | |
1481 | if (ret) { | |
1482 | goto end; | |
1483 | } | |
1484 | ||
1485 | /* Snapshot output list for current session name */ | |
1486 | ret = mi_lttng_writer_write_element_string(writer, config_element_name, | |
1487 | session_name); | |
01defc26 JR |
1488 | if (ret) { |
1489 | goto end; | |
1490 | } | |
50534d6f JRJ |
1491 | |
1492 | /* Open element snapshots (sequence one snapshot) */ | |
1493 | ret = mi_lttng_writer_open_element(writer, mi_lttng_element_snapshots); | |
1494 | if (ret) { | |
1495 | goto end; | |
1496 | } | |
1497 | ||
1498 | end: | |
1499 | return ret; | |
1500 | } | |
1501 | ||
1502 | LTTNG_HIDDEN | |
1503 | int mi_lttng_snapshot_list_output(struct mi_writer *writer, | |
1504 | struct lttng_snapshot_output *output) | |
1505 | { | |
1506 | int ret; | |
1507 | ||
1508 | /* Open element snapshot output */ | |
1509 | ret = mi_lttng_writer_open_element(writer, | |
1510 | mi_lttng_element_command_snapshot); | |
1511 | if (ret) { | |
1512 | goto end; | |
1513 | } | |
1514 | ||
1515 | /* ID of the snapshot output */ | |
1516 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
1517 | mi_lttng_element_id, output->id); | |
1518 | if (ret) { | |
1519 | goto end; | |
1520 | } | |
1521 | ||
1522 | /* Name of the output */ | |
1523 | ret = mi_lttng_writer_write_element_string(writer, config_element_name, | |
1524 | output->name); | |
1525 | if (ret) { | |
1526 | goto end; | |
1527 | } | |
1528 | ||
1529 | /* Destination of the output (ctrl_url)*/ | |
1530 | ret = mi_lttng_writer_write_element_string(writer, | |
1531 | mi_lttng_element_snapshot_ctrl_url, output->ctrl_url); | |
1532 | if (ret) { | |
1533 | goto end; | |
1534 | } | |
1535 | ||
1536 | /* Destination of the output (data_url) */ | |
1537 | ret = mi_lttng_writer_write_element_string(writer, | |
1538 | mi_lttng_element_snapshot_data_url, output->data_url); | |
1539 | if (ret) { | |
1540 | goto end; | |
1541 | } | |
1542 | ||
1543 | /* total size of all stream combined */ | |
1544 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
1545 | mi_lttng_element_snapshot_max_size, output->max_size); | |
1546 | if (ret) { | |
1547 | goto end; | |
1548 | } | |
1549 | ||
1550 | /* Close snapshot output element */ | |
1551 | ret = mi_lttng_writer_close_element(writer); | |
1552 | ||
1553 | end: | |
1554 | return ret; | |
1555 | } | |
1556 | ||
1557 | LTTNG_HIDDEN | |
1558 | int mi_lttng_snapshot_del_output(struct mi_writer *writer, int id, | |
1559 | const char *name, const char *current_session_name) | |
1560 | { | |
1561 | int ret; | |
1562 | ||
1563 | /* Open element del_snapshot */ | |
1564 | ret = mi_lttng_writer_open_element(writer, | |
1565 | mi_lttng_element_command_snapshot); | |
1566 | if (ret) { | |
1567 | goto end; | |
1568 | } | |
1569 | ||
1570 | ||
1571 | if (id != UINT32_MAX) { | |
1572 | /* "Snapshot output "id" successfully deleted | |
1573 | * for "current_session_name" | |
1574 | * ID of the snapshot output | |
1575 | */ | |
1576 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
1577 | mi_lttng_element_id, id); | |
1578 | if (ret) { | |
1579 | goto end; | |
1580 | } | |
1581 | } else { | |
1582 | /* "Snapshot output "name" successfully deleted | |
1583 | * for session "current_session_name" | |
1584 | * Name of the output | |
1585 | */ | |
1586 | ret = mi_lttng_writer_write_element_string(writer, config_element_name, | |
1587 | name); | |
1588 | if (ret) { | |
1589 | goto end; | |
1590 | } | |
1591 | } | |
1592 | ||
1593 | /* Snapshot was deleted for session "current_session_name"*/ | |
1594 | ret = mi_lttng_writer_write_element_string(writer, | |
1595 | mi_lttng_element_snapshot_session_name, | |
1596 | current_session_name); | |
1597 | if (ret) { | |
1598 | goto end; | |
1599 | } | |
1600 | ||
1601 | /* Close snapshot element */ | |
1602 | ret = mi_lttng_writer_close_element(writer); | |
1603 | ||
1604 | end: | |
1605 | return ret; | |
1606 | } | |
1607 | ||
1608 | LTTNG_HIDDEN | |
1609 | int mi_lttng_snapshot_add_output(struct mi_writer *writer, | |
1610 | const char *current_session_name, const char *n_ptr, | |
1611 | struct lttng_snapshot_output *output) | |
1612 | { | |
1613 | int ret; | |
1614 | ||
1615 | /* Open element snapshot */ | |
1616 | ret = mi_lttng_writer_open_element(writer, | |
1617 | mi_lttng_element_command_snapshot); | |
1618 | if (ret) { | |
1619 | goto end; | |
1620 | } | |
1621 | ||
1622 | /* Snapshot output id */ | |
1623 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
1624 | mi_lttng_element_id, output->id); | |
1625 | if (ret) { | |
1626 | goto end; | |
1627 | } | |
1628 | ||
1629 | /* Snapshot output names */ | |
1630 | ret = mi_lttng_writer_write_element_string(writer, | |
1631 | config_element_name, n_ptr); | |
1632 | if (ret) { | |
1633 | goto end; | |
1634 | } | |
1635 | ||
1636 | /* Destination of the output (ctrl_url)*/ | |
1637 | ret = mi_lttng_writer_write_element_string(writer, | |
1638 | mi_lttng_element_snapshot_ctrl_url, output->ctrl_url); | |
1639 | if (ret) { | |
1640 | goto end; | |
1641 | } | |
1642 | ||
1643 | /* Snapshot added for session "current_session_name"*/ | |
1644 | ret = mi_lttng_writer_write_element_string(writer, | |
1645 | mi_lttng_element_snapshot_session_name, current_session_name); | |
1646 | if (ret) { | |
1647 | goto end; | |
1648 | } | |
1649 | ||
1650 | /* total size of all stream combined */ | |
1651 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
1652 | mi_lttng_element_snapshot_max_size, output->max_size); | |
1653 | if (ret) { | |
1654 | goto end; | |
1655 | } | |
1656 | ||
1657 | /* Close snapshot element */ | |
1658 | ret = mi_lttng_writer_close_element(writer); | |
1659 | ||
1660 | end: | |
1661 | return ret; | |
1662 | } | |
1663 | ||
1664 | LTTNG_HIDDEN | |
1665 | int mi_lttng_snapshot_record(struct mi_writer *writer, | |
1666 | const char *current_session_name, const char *url, | |
1667 | const char *cmdline_ctrl_url, const char *cmdline_data_url) | |
1668 | { | |
1669 | int ret; | |
1670 | ||
1671 | /* Open element snapshot */ | |
1672 | ret = mi_lttng_writer_open_element(writer, | |
1673 | mi_lttng_element_command_snapshot); | |
1674 | if (ret) { | |
1675 | goto end; | |
1676 | } | |
1677 | ||
1678 | /* | |
1679 | * If a valid an URL was given, serialize it, | |
1680 | * else take the command line data and ctrl urls*/ | |
1681 | if (url) { | |
1682 | /* Destination of the output (ctrl_url)*/ | |
1683 | ret = mi_lttng_writer_write_element_string(writer, | |
1684 | mi_lttng_element_snapshot_ctrl_url, url); | |
1685 | if (ret) { | |
1686 | goto end; | |
1687 | } | |
1688 | } else if (cmdline_ctrl_url) { | |
1689 | /* Destination of the output (ctrl_url)*/ | |
1690 | ret = mi_lttng_writer_write_element_string(writer, | |
1691 | mi_lttng_element_snapshot_ctrl_url, cmdline_ctrl_url); | |
1692 | if (ret) { | |
1693 | goto end; | |
1694 | } | |
1695 | ||
1696 | /* Destination of the output (data_url) */ | |
1697 | ret = mi_lttng_writer_write_element_string(writer, | |
1698 | mi_lttng_element_snapshot_data_url, cmdline_data_url); | |
1699 | if (ret) { | |
1700 | goto end; | |
1701 | } | |
1702 | } | |
1703 | ||
1704 | /* Close record_snapshot element */ | |
1705 | ret = mi_lttng_writer_close_element(writer); | |
1706 | ||
1707 | end: | |
1708 | return ret; | |
1709 | } |